okhttp同步/异步

来源：互联网发布：mysql 5.7 for linux 编辑：程序博客网时间：2024/05/20 15:59
public class MainActivity extends AppCompatActivity {    private OkHttpClient okHttpClient;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        okHttpClient = App.okHttpClient();    }    //同步的get    public void get(View view) {        //request 设置url        final Request request= new Request.Builder()                .url("http://www.baidu.com")                .build();        new Thread(new Runnable() {            @Override            public void run() {                try {                    //通过newCall方法将request转换成call ,如果用execute()是同步执行                    Response execute = okHttpClient.newCall(request).execute();                    if (execute.isSuccessful()){                        runOnUiThread(new Runnable() {                            @Override                            public void run() {                                Toast.makeText(MainActivity.this,"get成功",Toast.LENGTH_SHORT).show();                            }                        });                    }else {                        runOnUiThread(new Runnable() {                            @Override                            public void run() {                                Toast.makeText(MainActivity.this,"get失败",Toast.LENGTH_SHORT).show();                            }                        });                    }                } catch (Exception e) {                    e.printStackTrace();                }            }        }).start();    }    //异步get,所以的回调方法里面都是分线程.不能更新ui    public void getAsync(View view) {        final Request request = new Request.Builder()                .url("http://www.baidu.com")                .build();        okHttpClient.newCall(request).enqueue(new Callback() {            @Override            public void onFailure(Call call, IOException e) {                runOnUiThread(new Runnable() {                    @Override                    public void run() {                        Toast.makeText(MainActivity.this,"异步get失败",Toast.LENGTH_SHORT).show();                    }                });            }            @Override            public void onResponse(Call call, Response response) throws IOException {                if (response.isSuccessful()){                    String json = response.body().toString();                    //用Gson解析                    runOnUiThread(new Runnable() {                        @Override                        public void run() {                            Toast.makeText(MainActivity.this, "get成功", Toast.LENGTH_SHORT).show();                        }                    });                }else {                    //用Gson解析                    runOnUiThread(new Runnable() {                        @Override                        public void run() {                            Toast.makeText(MainActivity.this, "getshibai", Toast.LENGTH_SHORT).show();                        }                    });                }            }        });    }    //Post异步请求    public void postAsync(View view) {        FormBody formBody = new FormBody.Builder()                .add("type", "yuantong")                .add("postid", "1111111")                .build();        Request request = new Request.Builder()                .url(" http://www.kuaidi100.com/query")                .post(formBody)                .build();        okHttpClient.newCall(request).enqueue(new Callback() {            @Override            public void onFailure(Call call, IOException e) {                runOnUiThread(new Runnable() {                    @Override                    public void run() {                        Toast.makeText(MainActivity.this,"异步get失败",Toast.LENGTH_SHORT).show();                    }                });            }            @Override            public void onResponse(Call call, Response response) throws IOException {                if (response.isSuccessful()){                    String json = response.body().toString();                    //用Gson解析                    runOnUiThread(new Runnable() {                        @Override                        public void run() {                            Toast.makeText(MainActivity.this, "post成功", Toast.LENGTH_SHORT).show();                        }                    });                }else {                    //用Gson解析                    runOnUiThread(new Runnable() {                        @Override                        public void run() {                            Toast.makeText(MainActivity.this, "getshibai", Toast.LENGTH_SHORT).show();                        }                    });                }            }        });            }        }Myapp:public class App extends Application {    private static OkHttpClient okHttpClient;    @Override    public void onCreate() {        super.onCreate();        //建议一个app只有一个OkHttpClient实例        okHttpClient = new OkHttpClient();        okHttpClient = okHttpClient.newBuilder()                .connectTimeout(10, TimeUnit.SECONDS)                .readTimeout(10, TimeUnit.SECONDS)                .addInterceptor(new MyLogInterceptor())                .build();    }    public static OkHttpClient okHttpClient() {        return okHttpClient;    }    //拦截器,可以修改header,可以通过拦截器打印日志    private class MyLogInterceptor implements Interceptor {    @Override    public Response intercept(Chain chain) throws IOException {         Request request = chain.request().newBuilder()                    .header("shenfen", "chinesse")                    .build();            HttpUrl url = request.url();            String httpUrl = url.url().toString();            Log.e("TAG", "============" + httpUrl);            Response response = chain.proceed(request);            int code = response.code();            Log.e("TAG", "============response.code() == " + code);            return response;    }}}
阅读全文
0 0